Experience

From geological databases in Kazakhstan to AI-driven QA at Rakuten in Tokyo.

Assistant Manager — QA Automation Team Leader

Rakuten Group, Inc.

Apr 2024 — Present

Tokyo, Japan

Leading 11 engineers (onsite/offshore) with performance evaluations and biannual goal-setting. Led an AI-driven QA PoC using LLM APIs (OpenAI/Claude) with prompt engineering to validate automation accuracy, reducing manual regression man-hours by 30%. Led the LCM Project Test Automation initiative, achieving 88% automated deployment for QA releases. Evaluating modern solutions including auto-healing frameworks and coordinating release cycles with DevOps and Development teams.

Team Leadership LLM APIs AI-Driven QA Prompt Engineering CI/CD Jenkins

QA Automation Engineer (SDET)

Rakuten Group, Inc.

Feb 2021 — Mar 2024

Tokyo, Japan

Designed and automated UI test cases for browser and mobile apps using Selenium and Appium (Android & iOS). Performed API test automation using Postman and Rest Assured for Microservices architecture. Maintained and enhanced test automation suites, monitored real-time production Jenkins jobs, and standardised QA processes across departments.

Selenium Appium Java Rest Assured Postman Jenkins Microservices

Senior Geologist / Data Engineer / Manager

Canadian/French Mining Joint Ventures

Jul 2003 — Dec 2018

Kazakhstan

Managed complex SQL databases across 5 international mining sites. Developed Python scripts for large-scale data modelling, preprocessing, and 3D visualisation. Led full-scale exploration projects and feasibility studies. Prepared NI 43-101 regulatory reports for the Toronto Stock Exchange. Coached junior technical staff.

SQL Python 3D Modelling NI 43-101 Feasibility Studies GIS Data Engineering

Education

Code Chrysalis

Full Stack Engineering Bootcamp

2020 · Tokyo, Japan

Project: Mobile app using Flutter/Dart and Firebase

Kazakh National Technical University (KazNTU)

Engineer in Earth Science / Database Management

2000–2005 · Almaty, Kazakhstan

Kudan Japanese Institute

Business Japanese Brush-up

2023 · Tokyo, Japan

Naganuma School

Japanese Language

2019–2020 · Tokyo, Japan